This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A134252 #18 Mar 21 2020 07:13:36 %S A134252 26,32,35,43,51,73,85,86,93,102,125,129,130,131,146,183,204,212,218, %T A134252 229,233,241,242,260,276,277,284,309,331,332,351,357,359,389,393,403, %U A134252 409,425,438,447,448,458,479,482,505,534,540,550,562,564,577,581,612,620 %N A134252 Positions of 2 after decimal point in decimal expansion of 1/Pi. %H A134252 Amiram Eldar, <a href="/A134252/b134252.txt">Table of n, a(n) for n = 1..10000</a> (terms 1..1000 from Vincenzo Librandi) %t A134252 Flatten[Position[RealDigits[1/Pi,10,700][[1]],2]] (* _Harvey P. Dale_, Apr 22 2014 *) %Y A134252 Cf. A037000, A014777, A134251, A134253, A134254, A134255, A134256, A134257, A134258, A134259, A134260. %K A134252 nonn,base %O A134252 1,1 %A A134252 _Artur Jasinski_, Oct 16 2007